A. They need very little water to grow
B. Six crops are harvested in a year
C. They are disease resistant
D. Help in nitrogen economy of nature
Related Mcqs:
- Drip method of irrigation is not suitable to close spaced crops because_________________?
A. High water requirements
B. High pump pressure
C. High cost on pipes
D. Unavailable of technology - Barani Agriculture institute is located at _________________?
A. Peshawar
B. Islamabad
C. Rawalpindi
D. Chakwal - International institute for Tropical Agriculture is located at________________?
A. Mexico
B. Nigeria
C. Syria
D. Columbia - The contribution of agriculture in the GDP of the country is____________________?
A. 25%
B. 35%
C. 30%
D. 40% - When crop plants adopt to a new environment are called___________________?
A. Accaumatization
B. Domestication
C. Selection
D. Introduction - A condition of green plants in which they become unhealthy and pale fellow in colour is known as_________________?
A. Chromoplast
B. Leucoplast
C. Chlorosis
D. Chromoplast - Root nodules in plants help in___________________?
A. Photosynthesis
B. aeration
C. Nitrogen fixation
D. Respiration - The plants which grown on stream bank are__________________?
A. Pheritophytes
B. Bryophytes
C. Xerophytes
D. None of the above - The plants which, grow neither in dry nor in wet condition are_______________________?
A. Xerophytes
B. Amphibiophytes
C. Mesophytes
D. Hydrophytes - The deficient level of N(%) in plants suggested by various workers is_________________?
A. <2%
B. <1%
C. <5%
D. 10%